768
CXUS51 KCTP 010725
CLMJST
CLIMATE REPORT
NATIONAL WEATHER SERVICE STATE COLLEGE PA
325 AM EDT MON JUN 01 2026
...............................
..THE JOHNSTOWN CLIMATE SUMMARY FOR THE MONTH OF MAY 2026
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1892 TO 2026
WEATHER OBSERVED NORMAL DEPART LAST YEAR'S
VALUE DATE(S) VALUE FROM VALUE DATE(S)
NORMAL
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TEMPERATURE (F)
RECORD
HIGH 99 05/12/1984
LOW 23 05/09/2020
HIGHEST 85 05/18 77 05/16
LOWEST 29 05/03 38 05/10
AVG. MAXIMUM 63.7 68.2 -4.5 64.3
AVG. MINIMUM 46.3 48.8 -2.5 49.2
MEAN 55.0 58.5 -3.5 56.8
DAYS MAX >= 90 0 0.0 0.0 0
DAYS MAX <= 32 0 0.0 0.0 0
DAYS MIN <= 32 2 0.9 1.1 0
DAYS MIN <= 0 0 0.0 0.0 0
PRECIPITATION (INCHES)
RECORD
MAXIMUM 11.16 1894
MINIMUM 0.92 1939
TOTALS 5.03 4.12 0.91 8.69
DAILY AVG. 0.16 0.13 0.03 0.28
DAYS >= .01 17 16.7 0.3 23
DAYS >= .10 10 10.1 -0.1 14
DAYS >= .50 4 2.9 1.1 7
DAYS >= 1.00 0 0.5 -0.5 3
GREATEST
24 HR. TOTAL 1.41 05/22 TO 05/23 1.81 05/21 TO 05/22
DEGREE DAYS
HEATING TOTAL 329 233 96 253
SINCE 7/1 6146 6266 -120 MM
COOLING TOTAL 24 32 -8 6
SINCE 1/1 43 38 5 MM
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WIND (MPH)
AVERAGE WIND SPEED 8.6
HIGHEST WIND SPEED/DIRECTION 29/300 DATE 05/13
HIGHEST GUST SPEED/DIRECTION 41/250 DATE 05/05
SKY COVER
POSSIBLE SUNSHINE (PERCENT) MM
AVERAGE SKY COVER 0.54
NUMBER OF DAYS FAIR 10
NUMBER OF DAYS PC 13
NUMBER OF DAYS CLOUDY 8
AVERAGE RH (PERCENT) 68
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 3 MIXED PRECIP 0
HEAVY RAIN 4 RAIN 13
LIGHT RAIN 20 FREEZING RAIN 0
LT FREEZING RAIN 0 HAIL 0
HEAVY SNOW 0 SLEET 0
FOG 16 FOG W/VIS <= 1/4 MILE 3
HAZE 0
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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